Finding the Fourth Proportional to 14,076.55, 21,113.61 and 4,218.04

Step by Step Solution

1. Step 1: Write the proportion equation
   14,076.55 : 21,113.61 = 4,218.04 : x
2. Step 2: Convert to fraction form
   14,076.55/21,113.61 = 4,218.04/x
3. Step 3: Cross multiply
   14,076.55x = 21,113.61 × 4,218.04
4. Step 4: Simplify right side
   14,076.55x = 89,058,051.52
5. Step 5: Solve for x
   x = 89,058,051.52/14,076.55
6. Step 6: Final answer
   x = 6,326.70